<?php

/**
 * @file
 * Views handler: Node filter on "product-ness".
 */

/**
 * Filters nodes based on whether they have an entry in the uc_products table.
 */
class uc_product_handler_filter_product extends views_handler_filter_boolean_operator {

    /**
     * Overrides views_handler_field::query().
     */
    function query() {
        $types = uc_product_types();
        $this->query->add_field('node', 'type');
        $this->query->add_where($this->options['group'], "node.type " . (empty($this->value) ? "NOT " : "") . "IN (" . db_placeholders($types, 'varchar') . ")", $types);
    }

}
